Function makeSparseData

methods/svec/src/pg_gp/SparseData.c:1132–1146

* @return A SparseData structure with allocated empty dynamic * StringInfo of unknown initial sizes. */

 * StringInfo of unknown initial sizes.
 */
SparseData makeSparseData(void) {
	/* Allocate the struct */
	SparseData sdata = (SparseData)palloc(sizeof(SparseDataStruct));

	/* Allocate the included elements */
	sdata->vals  = makeStringInfo();
	sdata->index = makeStringInfo();

	sdata->unique_value_count=0;
	sdata->total_value_count=0;
	sdata->type_of_data = FLOAT8OID;
	return sdata;

	// makeStringInfo ensures vals and index each has a trailing '\0'
}

/**
 * @return A SparseData with zero storage in its StringInfos.